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Index: sys/dev/nvme/nvme.c
===================================================================
--- sys/dev/nvme/nvme.c
+++ sys/dev/nvme/nvme.c
@@ -138,7 +138,8 @@
ctrlr->config_hook.ich_func = nvme_ctrlr_start_config_hook;
ctrlr->config_hook.ich_arg = ctrlr;
- config_intrhook_establish(&ctrlr->config_hook);
+ if (config_intrhook_establish(&ctrlr->config_hook) != 0)
+ return (ENOMEM);
return (0);
}
Index: sys/dev/nvme/nvme_ctrlr.c
===================================================================
--- sys/dev/nvme/nvme_ctrlr.c
+++ sys/dev/nvme/nvme_ctrlr.c
@@ -1299,6 +1299,7 @@
struct nvme_get_nsid *gnsid = (struct nvme_get_nsid *)arg;
strncpy(gnsid->cdev, device_get_nameunit(ctrlr->dev),
sizeof(gnsid->cdev));
+ gnsid[sizeof(gnsid->cdev - 1] = '\0';
gnsid->nsid = 0;
break;
}
@@ -1583,12 +1584,12 @@
goto fail;
/*
- * Now that we're reset the hardware, we can restart the controller. Any
+ * Now that we've reset the hardware, we can restart the controller. Any
* I/O that was pending is requeued. Any admin commands are aborted with
* an error. Once we've restarted, take the controller out of reset.
*/
nvme_ctrlr_start(ctrlr, true);
- atomic_cmpset_32(&ctrlr->is_resetting, 1, 0);
+ (void)atomic_cmpset_32(&ctrlr->is_resetting, 1, 0);
return (0);
fail:
@@ -1599,6 +1600,6 @@
*/
nvme_printf(ctrlr, "Failed to reset on resume, failing.\n");
nvme_ctrlr_fail(ctrlr);
- atomic_cmpset_32(&ctrlr->is_resetting, 1, 0);
+ (void)atomic_cmpset_32(&ctrlr->is_resetting, 1, 0);
return (0);
}
Index: sys/dev/nvme/nvme_ns.c
===================================================================
--- sys/dev/nvme/nvme_ns.c
+++ sys/dev/nvme/nvme_ns.c
@@ -87,6 +87,7 @@
struct nvme_get_nsid *gnsid = (struct nvme_get_nsid *)arg;
strncpy(gnsid->cdev, device_get_nameunit(ctrlr->dev),
sizeof(gnsid->cdev));
+ gnsid[sizeof(gnsid->cdev - 1] = '\0';
gnsid->nsid = ns->id;
break;
}
Index: sys/dev/nvme/nvme_pci.c
===================================================================
--- sys/dev/nvme/nvme_pci.c
+++ sys/dev/nvme/nvme_pci.c
@@ -243,11 +243,9 @@
return (ENOMEM);
}
- bus_setup_intr(ctrlr->dev, ctrlr->res,
+ if (bus_setup_intr(ctrlr->dev, ctrlr->res,
INTR_TYPE_MISC | INTR_MPSAFE, NULL, nvme_ctrlr_intx_handler,
- ctrlr, &ctrlr->tag);
-
- if (ctrlr->tag == NULL) {
+ ctrlr, &ctrlr->tag) != 0) {
nvme_printf(ctrlr, "unable to setup intx handler\n");
return (ENOMEM);
}
Index: sys/dev/nvme/nvme_qpair.c
===================================================================
--- sys/dev/nvme/nvme_qpair.c
+++ sys/dev/nvme/nvme_qpair.c
@@ -671,9 +671,12 @@
qpair->res = bus_alloc_resource_any(ctrlr->dev, SYS_RES_IRQ,
&qpair->rid, RF_ACTIVE);
- bus_setup_intr(ctrlr->dev, qpair->res,
+ if (bus_setup_intr(ctrlr->dev, qpair->res,
INTR_TYPE_MISC | INTR_MPSAFE, NULL,
- nvme_qpair_msix_handler, qpair, &qpair->tag);
+ nvme_qpair_msix_handler, qpair, &qpair->tag) != 0) {
+ nvme_printf(ctrlr, "unable to setup intx handler\n");
+ goto out;
+ }
if (qpair->id == 0) {
bus_describe_intr(ctrlr->dev, qpair->res, qpair->tag,
"admin");
Index: sys/dev/nvme/nvme_sysctl.c
===================================================================
--- sys/dev/nvme/nvme_sysctl.c
+++ sys/dev/nvme/nvme_sysctl.c
@@ -146,16 +146,17 @@
nvme_sysctl_timeout_period(SYSCTL_HANDLER_ARGS)
{
struct nvme_controller *ctrlr = arg1;
- uint32_t oldval = ctrlr->timeout_period;
- int error = sysctl_handle_int(oidp, &ctrlr->timeout_period, 0, req);
+ uint32_t newval= 0;
+ int error = sysctl_handle_int(oidp, &newval, 0, req);
if (error)
return (error);
- if (ctrlr->timeout_period > NVME_MAX_TIMEOUT_PERIOD ||
- ctrlr->timeout_period < NVME_MIN_TIMEOUT_PERIOD) {
- ctrlr->timeout_period = oldval;
+ if (newval > NVME_MAX_TIMEOUT_PERIOD ||
+ newval < NVME_MIN_TIMEOUT_PERIOD) {
return (EINVAL);
+ } else {
+ ctrlr->timeout_period = newval;
}
return (0);
Index: sys/dev/nvme/nvme_test.c
===================================================================
--- sys/dev/nvme/nvme_test.c
+++ sys/dev/nvme/nvme_test.c
@@ -100,7 +100,7 @@
idx = atomic_fetchadd_int(&io_test->td_idx, 1);
dev = io_test->ns->cdev;
- offset = idx * 2048 * nvme_ns_get_sector_size(io_test->ns);
+ offset = (uint64_t)idx * 2048 * nvme_ns_get_sector_size(io_test->ns);
while (1) {
@@ -120,9 +120,14 @@
} else
csw = dev->si_devsw;
+ if (csw == NULL)
+ panic("Unable to retrieve device switch");
mtx = mtx_pool_find(mtxpool_sleep, bio);
mtx_lock(mtx);
- (*csw->d_strategy)(bio);
+ if (csw != NULL)
+ (*csw->d_strategy)(bio);
+ else
+ biofinish(bio, NULL, ENXIO);
msleep(bio, mtx, PRIBIO, "biotestwait", 0);
mtx_unlock(mtx);

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